Brandao Family History
Brandao Surname Meaning
Portuguese (Brandão): from the medieval Latin form Brendanus of the old Irish personal name Brénainn (English Brendan).
Jewish (Sephardic): Portuguese surname (see 1 above) adopted at the moment of conversion to Roman Catholicism.
After the return to Judaism (generations later), some descendants retained the name their families used as Catholics.
Source: Dictionary of American Family Names 2nd edition, 2022
